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Finding the Fourth Proportional to 53,115.40, 79,654.74 and 23,553.94

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Solution

The fourth proportional to 53,115.40, 79,654.74 and 23,553.94 is: 35,322.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,115.40 : 79,654.74 = 23,553.94 : x
  2. Step 2: Convert to fraction form
    53,115.40/79,654.74 = 23,553.94/x
  3. Step 3: Cross multiply
    53,115.40x = 79,654.74 × 23,553.94
  4. Step 4: Simplify right side
    53,115.40x = 1,876,182,966.68
  5. Step 5: Solve for x
    x = 1,876,182,966.68/53,115.40
  6. Step 6: Final answer
    x = 35,322.77

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